Catching Fakes: New Markers of Urine Sample Validity and Invalidity
نویسندگان
چکیده
منابع مشابه
asymptotic property of order statistics and sample quntile
چکیده: فرض کنید که تابعی از اپسیلون یک مجموع نامتناهی از احتمالات موزون مربوط به مجموع های جزئی براساس یک دنباله از متغیرهای تصادفی مستقل و همتوزیع باشد، و همچنین فرض کنید توابعی مانند g و h وجود دارند که هرگاه امید ریاضی توان دوم x متناهی و امیدریاضی x صفر باشد، در این صورت می توان حد حاصلضرب این توابع را بصورت تابعی از امید ریاضی توان دوم x نوشت. حالت عکس نیز برقرار است. همچنین ما با استفاده...
15 صفحه اولArt Fakes – What Fakes?, An Economic View
An economic analysis of fakes differs substantially from the legal and the art historic views which both tend to propose repressive policies against imitations. But there are large economic benefits from copying. In particular, the "propagation effect" yields utility to both consumers and creators of the original. In contrast, the harmful effects of fakes are small and are mitigated by emerging...
متن کاملSymptom validity test failure indicates invalidity of neuropsychological tests.
Neuropsychological and symptom validity test results from 220 archival cases were analyzed to determine if failing a symptom validity test (SVT) affects the relationship between neuropsychological tests and brain damage. Results reveal that among those who failed either the Word Memory Test (WMT) or the Computerized Test of Attention and Memory (CTAM) there was no correlation between the result...
متن کاملon the relationship between using discourse markers and the quality of expository and argumentative academic writing of iranian english majors
the aim of the present study was to investigate the frequency and the type of discourse markers used in the argumentative and expository writings of iranian efl learners and the differences between these text features in the two essay genres. the study also aimed at examining the influence of the use of discourse markers on the participants’ writing quality. to this end the discourse markers us...
15 صفحه اولon the comparison of keyword and semantic-context methods of learning new vocabulary meaning
the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...
15 صفحه اولذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Analytical Toxicology
سال: 2016
ISSN: 0146-4760,1945-2403
DOI: 10.1093/jat/bkw119